HO

Hiroshi Oshige

NC Nippon Piston Ring Co.: 1 patents #5 of 20Top 25%
📍 Tochigi, JP: #160 of 414 inventorsTop 40%
Overall (2020): #448,790 of 565,922Top 80%
1
Patents 2020

Issued Patents 2020

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10605374 Valve seat insert excellent in wear resistance made of iron-base sintered alloy for internal combustion engines, and assembly of valve seat insert and valve Seisuke Takaki, Ayato OIKAWA 2020-03-31